Sustainable Holmes

In this episode Robyn sets out to answer the question of what is really happening in built homes with subfloors, are we getting it right? Do passive vents works? How do we successfully balance indoor air quality, energy efficiency, bushfire risk and design aesthetics? Fresh Ventilation's team has been crawling through subfloors for 16 years and has rarely seen one that's clean and dry.The NCC sets minimum requirements for subfloor vents, but passive vents struggle in many common situations — ...

Most Australian homeowners have never heard of a building wrap — and that gap in knowledge, says today's guest, is quietly costing them money, comfort, and their health. John Martin is a chemical material scientist who spent years working internationally, designing high-performance building membranes that are standard practice across European construction. When he returned to Australia and bought a property, he pulled apart his walls and found what he describes as an industry-wide problem: ho...

In this rich conversation, Lisa takes us on a journey through her evolution as a designer—from creating bespoke fashion with her mother, to building and designing five boutique hotels across regional NSW, to her current practice creating thoughtful residential and commercial spaces on the South Coast. What makes Lisa's approach unique is her understanding that design isn't just about aesthetics—it's about people. Her years as a couturier taught her that every millimetre matters. When you're c...

In this episode, Robyn sits down with Adam Souter from Souter Built, a builder who's raising the standard for sustainable construction. Adam's journey from working on luxury Sydney homes to building passive house-standard projects reveals what's possible when quality and sustainability become non-negotiable. Adam shares his frustration with Australia's "she'll be right" building culture and explains why fast-food housing—those grand five-bedroom homes with whisper-thin windows—won't stand the...

Penny Keogh, Eaves Content Agency and Illawarra Festival of Architecture and Design In this launch episode, host Robyn Johnson speaks with friend Penny Keogh about Penny's work in Co-Directing the Illawarra Festival of Architecture and Design (IFAD) into it's third year of hosting some of the most exceptional professionals in Illawarra region to discuss their projects, and to share their passions. Run annually in October, the 2025 theme is connecting our homes to the outdoors. Eaves Content A...